| MILESTONE COMMONS CONDOMINIUM ASSOCIATION NO. 2, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Mar 7, 1973 | Active |
| MILESTONE COMMONS CONDOMINIUM ASSOCIATION NO. 3, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Oct 18, 1974 | Active |
| MINNECHAUG SWIM AND TENNIS CLUB, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Sep 15, 1970 | Active |
| MOORISH SCIENCE TEMPLE OF AMERICA,INCORPORATED,THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | Sep 5, 1952 | Active |
| NAUBUC FIRE DEPARTMENT, INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Aug 3, 1939 | Active |
| NEIPSIC TENNIS CLUB, INC., THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | Jun 29, 1965 | Active |
| NEIPSIC WOODS WATER ASSOCIATION, INCORPORATED, THEGlastonbury, CT · Dissolved | Glastonbury, CT | Corporation | May 23, 1963 | Dissolved |
| AMPLIFY, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Nov 21, 1975 | Active |
| NORTHEASTERN ASSOCIATION OF FORENSIC SCIENTISTS, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Jun 9, 1976 | Active |
| ORCHARD HILL CLUB, INCORPORATED, THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | Nov 13, 1947 | Active |
| THE INTERNATIONAL DYSLEXIA ASSOCIATION, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | May 17, 1957 | Active |
| PARK PLACE IMPROVEMENT ASSOCIATION INCORPORATED, THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | Jan 25, 1951 | Active |
| PI LAMBDA PHI FRATERNITY, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Jun 8, 1973 | Active |
| PINE HILL, INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Feb 13, 1951 | Active |
| PINELEDGE, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Apr 7, 1960 | Active |
| PORTUGUESE WATER DOG CLUB OF AMERICA, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | May 21, 1976 | Active |
| RUTH WYLLYS CHAPTER, DAUGHTERS OF THE AMERICAN REVOLUTION, INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Oct 2, 1925 | Active |
| SOLAR ENERGY ASSOCIATION OF CONNECTICUT, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Feb 1, 1977 | Active |
| SOUTHERN BERKSHIRE GOLDEN RETRIEVER CLUB,INC., THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | May 28, 1965 | Active |
| STONY BROOK ASSOCIATION, INC.Glastonbury, CT · Merged | Glastonbury, CT | Corporation | Dec 3, 1971 | Merged |
| TREAT'S POND PARK,INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Dec 21, 1953 | Active |
| TREAT'S RESERVE, INCORPORATEDGlastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Aug 24, 1953 | Forfeited |
| UKRAINIAN-AMERICAN SOCIAL CLUB OF GLASTONBURY, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Apr 1, 1974 | Dissolved |
| VILLAGE ASSOCIATION, INC., THEGlastonbury, CT · Merged | Glastonbury, CT | Corporation | Dec 3, 1971 | Merged |
| WETHERSFIELD GAME CLUB, INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Oct 2, 1933 | Active |
| WILLIAMSBURG ASSOCIATION, INC., THEGlastonbury, CT · Active | Glastonbury, CT | Corporation | Mar 26, 1973 | Active |
| FEDERATED WOMAN'S CLUB OF GLASTONBURY, INC.Glastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Sep 24, 1954 | Forfeited |
| ELECTRICAL MECHANICAL CONTRACTORS, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Sep 13, 1977 | Dissolved |
| D. G. R. MACHINE TOOL CORPORATIONGlastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Nov 21, 1977 | Dissolved |
| PW POWER SYSTEMS, INC.Glastonbury, CT · Withdrawn | Glastonbury, CT | Corporation | Nov 20, 1970 | Withdrawn |
| HERRICK FAMILY DENTISTRY, P.C.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Sep 12, 1977 | Active |
| SCRANTON AND JOHNSON, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Jan 18, 1978 | Dissolved |
| PROJECTS, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Mar 17, 1959 | Active |
| OLDE TIMES, INCORPORATEDGlastonbury, CT · Active | Glastonbury, CT | Corporation | Aug 25, 1977 | Active |
| MANNING REALTY INC.Glastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Oct 1, 1970 | Forfeited |
| COMPUTER PROFESSIONALS, INC.Glastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Mar 1, 1978 | Forfeited |
| KATZ HARDWARE, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | May 30, 1978 | Active |
| BIDWELL INDUSTRIES, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Jun 13, 1978 | Active |
| GRAND DUKE, INC.Glastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Jun 13, 1978 | Forfeited |
| BEMER PETROLEUM CORP.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Jul 21, 1978 | Active |
| TRI-STATE GYMKHANA ASSOCIATION INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Jul 28, 1978 | Dissolved |
| BRITISH PRECISION, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Aug 28, 1978 | Active |
| ANDERSON-MEYER INSURANCE, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Apr 27, 1967 | Active |
| FARMINGTON PLACE CONDOMINIUM ASSOCIATION, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Sep 15, 1978 | Active |
| M & J ELECTRIC, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Aug 15, 1977 | Dissolved |
| BARTON ASSOCIATES, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Jan 3, 1961 | Dissolved |
| JACSAN CORP.Glastonbury, CT · Forfeited | Glastonbury, CT | Corporation | Apr 15, 1936 | Forfeited |
| ITL, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Aug 9, 1977 | Dissolved |
| VISHWA HINDU PARISHAD OF AMERICA, INC.Glastonbury, CT · Active | Glastonbury, CT | Corporation | Nov 21, 1978 | Active |
| COUNSELING AFFILIATES, INC.Glastonbury, CT · Dissolved | Glastonbury, CT | Corporation | Nov 30, 1978 | Dissolved |